assai1

[uh-sahy; Italian ahs-sah-ee] /əˈsaɪ; Italian ɑsˈsɑ i/
adverb, Music.
1.
very: allegro assai (very quick).
Origin
1715-25; < Italian: literally, enough ≪ Latin ad (up) to + satis enough. See asset

assai2

[uh-sah-ee] /əˈsɑ i/
noun
1.
any of several slender Brazilian palms of the genus Euterpe, especially E. edulis, a species bearing a purple fruit from which a beverage is made by infusion.
Origin
1895-1900; < Portuguese < Tupi assaí
British Dictionary definitions for assai

assai1

/æˈsaɪ/
adverb
1.
(music) (usually preceded by a musical direction) very: allegro assai
Word Origin
Italian: enough

assai2

/æˈsaɪ/
noun
1.
any of several Brazilian palm trees of the genus Euterpe, esp E. edulis, that have small dark purple fleshy edible fruit
2.
a beverage made from the fruit of this tree
Word Origin
via Brazilian Portuguese from Tupi